The Physical Basis of SocietyD.Appleton, 1928 - 526 من الصفحات |
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الصفحة xvi
... Females Sex Determination Physical Differences between the Sexes Special Functions of the Female Alleged Mental Inferiority of Women Division of Labor between the Sexes The Position of Women in Society XIV . RACE DIFFERENCES Principles ...
... Females Sex Determination Physical Differences between the Sexes Special Functions of the Female Alleged Mental Inferiority of Women Division of Labor between the Sexes The Position of Women in Society XIV . RACE DIFFERENCES Principles ...
الصفحة 96
... female . The garden plants , the date bearers , were females ; the desert plants were males ; and the waving of the branches over the females meant the transference of the fertilizing pollen dust from the one to the other . " In nature ...
... female . The garden plants , the date bearers , were females ; the desert plants were males ; and the waving of the branches over the females meant the transference of the fertilizing pollen dust from the one to the other . " In nature ...
الصفحة 98
... female of the house fly lays 120 eggs and has twelve generations a season at Wash- ington , D. C. It breeds chiefly in horse manure where it has been found at the rate of 1,200 to the pound . The de- scendants of a single pair between ...
... female of the house fly lays 120 eggs and has twelve generations a season at Wash- ington , D. C. It breeds chiefly in horse manure where it has been found at the rate of 1,200 to the pound . The de- scendants of a single pair between ...
الصفحة 99
... female large - mouthed black bass were put by the Fish Commission in a pond at Wash- ington , D. C. , in May , 1892. At the end of November , 37,000 young measuring from 3 to 4 inches , and 500 weigh- ing about a half pound each were ...
... female large - mouthed black bass were put by the Fish Commission in a pond at Wash- ington , D. C. , in May , 1892. At the end of November , 37,000 young measuring from 3 to 4 inches , and 500 weigh- ing about a half pound each were ...
الصفحة 106
... females of many spiders and of such insects as the praying mantis regularly devour their mates . While it is true that some of the higher animals live in very small family groups like the gorilla , many ny of them seein to prefer the ...
... females of many spiders and of such insects as the praying mantis regularly devour their mates . While it is true that some of the higher animals live in very small family groups like the gorilla , many ny of them seein to prefer the ...
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acres Africa America appears areas Asia atoms average bacteria believe birds body carbon carbon dioxide cause cent century cephalic index changes characters chromosomes civilization climate color common copper crops cultivated culture danger Darwin death rate destroy disease domestic early earth eggs environment Europe European evidence fact feeble-minded females fish forms germ cells given heredity human Ibid important increase Indians individual inheritance insane insects iron killed known land later light living male man's marriage metals miles natural selection nature Negro neolithic organisms ovum oxygen Pará rubber tree parasites physical population possible pounds present problems produced R. S. LULL race seeds seems social South South America species square mile supply T. H. MORGAN temperature things thousand tion to-day trees tropics types United wild woman women